How many moles of KCl are produced if 2.50 g of KClO3 are decomposed?

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?

Which of the following is a pure substance? airbloodcopperwood

There is a set up transformer that doubles the voltage. if the primary coil has a voltage of 10 v